IEC 61753-071-2:2014 contains the minimum initial test and measurement requirements and severities which non-connectorized single-mode fibre optic 1 x 2 and 2 x 2 spatial switches need to satisfy in order to be categorized as meeting the requirements of category C - Controlled environments, as defined in Annex A of IEC 61753-1:2007. Keywords: non-connectorized single-mode fibre optic 1 x 2 and 2 x 2 spatial switches, category C - Controlled environments